CN110130840A - A kind of underground is with can cross the universal torsion transmitter of electrical connection - Google Patents
A kind of underground is with can cross the universal torsion transmitter of electrical connection Download PDFInfo
- Publication number
- CN110130840A CN110130840A CN201910446856.4A CN201910446856A CN110130840A CN 110130840 A CN110130840 A CN 110130840A CN 201910446856 A CN201910446856 A CN 201910446856A CN 110130840 A CN110130840 A CN 110130840A
- Authority
- CN
- China
- Prior art keywords
- axis
- universal
- scratching
- lower contact
- scratch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/021—Devices for subsurface connecting or disconnecting by rotation
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/028—Electrical or electro-magnetic connections
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/006—Mechanical motion converting means, e.g. reduction gearings
Abstract
The invention belongs to accurate electric connection technology field more particularly to a kind of undergrounds with can cross the universal torsion transmitter of electrical connection.The underground utilizes the transmitting of torque between two non-concentric rotational structures with that can cross the universal torsion transmitter of electrical connection, by the non-concentric movement of two non-concentric rotational structures by it is universal scratch axis and carry out universal torsion pass be converted to concentric motion, and setting wire guide in portion's realizes that two non-concentric rotational structure electricity and signal transmit in the device.The device of the invention can realize the universal torsion pass function of large torque under radial space size limited circumstances, and can be realized electricity and signal communication simultaneously, and electricity and signal pass through hard-wire transfer.Entire torsion transmitter is simple and reliable for structure, and can carry out structural adjustment according to use occasion, and availability is strong.Universal torsion transmitter both ends are respectively adopted coaxial connector and connect with contact slip ring progress electricity and signal, convenient for disassembly and assembly, whole device modularization, and repair and replacement are simple and reliable.
Description
Technical field
The invention belongs to accurate electric connection technology fields more particularly to a kind of underground to be filled with that can cross the universal torsion pass of electrical connection
It sets.
Background technique
Universal torsion transmitter is very extensive in downhole drill instrument application, such as helicoid hydraulic motor, rotary steerable tool, mainly
It realizes universal and transmits torque.By taking helicoid hydraulic motor as an example, stator does planetary motion in rotor cavity, is filled by universal torsion pass
It sets, planetary motion can be converted to moved in coaxial, to provide drilling dynamics for drill bit.
Existing solution: the universal torsion pass structure of petal type and the universal torsion pass structure of ball-and-socket hinge style, and the universal biography of petal type
Twisting structure and the universal torsion pass structure of ball-and-socket hinge style are low there are the service life, structure is complicated, it is most important that cannot achieve electricity and signal connects
It connects.
Summary of the invention
The embodiment of the present disclosure discloses a kind of underground with that can cross the universal torsion transmitter of electrical connection, to solve the upper of the prior art
State and other potential problems in any problem.
In order to achieve the above object, the embodiment of the present disclosure discloses a kind of underground with can cross the universal torsion transmitter of electrical connection,
The underground utilizes the transmitting of torque between two non-concentric rotational structures with that can cross the universal torsion transmitter of electrical connection, non-by two
The non-concentric movement of Concentric rotation structure by it is universal scratch axis and carry out universal torsion pass be converted to concentric motion, and portion is set in the device
It sets wire guide and realizes two non-concentric rotational structure electrical connections and signal transmission.
According to the embodiment of the present disclosure, the underground includes universal scratching axis, scratching under axis with that can cross the universal torsion transmitter of electrical connection
Connector scratches axis lower contact attachment device, scratches axis top connection, scratches axis top connection attachment device and universal shaft housing；
Wherein, it is described scratch axis lower contact, it is universal scratch axis and scratch axis top connection be arranged inside the universal shaft housing, described ten thousand
It is connected respectively from the shell of different equipment to the both ends of shaft housing, it is described to scratch axis lower contact, universal scratch axis and scratch axis top connection
It is set gradually from left to right, the universal both ends for scratching axis are connect by scratching axis lower contact attachment device with axis top connection is scratched respectively
Device and scratch axis lower contact and scratch axis top connection realize connection；It is described scratch axis lower contact and scratch axis top connection be respectively necessary for electricity and letter
Number connection equipment connection.
According to the embodiment of the present disclosure, the underground with can cross the universal torsion transmitter of electrical connection it is universal scratch axis, scratch axis under connect
Head and the inside for scratching axis top connection are equipped with threading hole；
Described one end for scratching axis lower contact is connect with rotor, and the end for connecting with rotor one end is equipped with connector body, described
The other end and described universal one end for scratching axis for scratching axis lower contact are that elastic conjunction is connect, by scratching axis for transmit torque
Joint connection connection；
The universal other end for scratching axis is that elastic conjunction is connect with axis lower contact one end is scratched, by scratching axis for transmit torque
Lower contact attachment device scratches universal axis and links together with axis lower contact is scratched, and the other end and bearing support for scratching axis lower contact pass
Moving axis is by connection, and the contact of contact slip ring end face compresses, and realizes electrical connection and signal connection；
If described one end for scratching axis lower contact and bearing support transmission axis connection is equipped with dry mud hole, the mud hole and institute
State bearing support transmission shaft internal bearings support transmission shaft mud hole connection；
Positioned at the mud hole and it is described it is universal scratch axis and scratch axis lower contact described in scratching between axis lower contact junction be equipped with
Wiring cavity, the wiring cavity are worn with the universal threading hole scratched inside axis and the inside for scratching axis top connection respectively
The inlet of string holes connection, the wiring cavity is equipped with wiring hole plug and plug sealing ring.
According to the embodiment of the present disclosure, the end at the universal both ends for scratching axis is equipped with boss structure, the boss structure
It is upper by the first sealing ring a and to scratch axis lower contact and by the second sealing ring b and scratch to be formed between axis top connection and seal.
According to the embodiment of the present disclosure, the material scratched axis lower contact attachment device and scratch axis top connection attachment device is height
Intensity stainless steel, the diameter scratched axis lower contact attachment device and scratch axis top connection attachment device and required transmitting torque are big
It is small directly proportional.
According to the embodiment of the present disclosure, the underground further includes for preventing mud logical with that can cross the universal torsion transmitter of electrical connection
The bushing of the inner wall for the high velocity mud erosion bearing support transmission shaft that road flows through scratches axis lower contact and axis described in bushing setting
It holds between support transmission shaft, bushing and scratching is sealed between axis lower contact by seal with buss circle a, and bushing and bearing support are driven
It is sealed between axis by seal with buss circle b.
According to the embodiment of the present disclosure, the universal material for scratching axis is titanium alloy, and the universal axis of scratching is realized universal and passed
Torque delivery, scratching axis top connection and scratching axis lower contact center displacement is 0-7mm, and universal axis transmitting torque of scratching is 0-14000Nm.
According to the embodiment of the present disclosure, the lagging material is hard alloy.
According to the embodiment of the present disclosure, end described in axis top connection is scratched by scratching shape between axis top connection sealing ring and rotor
At sealing.
It is described to scratch between axis lower contact and bearing support transmission shaft by scratching axis lower contact sealing according to the embodiment of the present disclosure
Circle sealing.
The beneficial effects of the present invention are: the device of the invention can be in radial sky due to using above-mentioned technology technical solution
Between the universal torsion pass function of large torque is realized under size limited circumstances, and can be realized electricity and signal communication simultaneously, electricity and signal are logical
Hard-wire transfer is crossed, reliably and signal packet loss phenomenon is not present.Entire torsion transmitter is simple and reliable for structure, and can be according to using
Occasion carries out structural adjustment, and availability is strong.Axis is scratched using titanium alloy material, intensity and anti-fatigue performance are good, and bulk life time is high.Ten thousand
Coaxial connector is respectively adopted to torsion transmitter both ends to connect with contact slip ring progress electricity and signal, it is convenient for disassembly and assembly, it is entire to fill
Modularization is set, repair and replacement are simple and reliable.
Detailed description of the invention:
Fig. 1 is that a kind of underground use of the present invention can cross the structural schematic diagram for being electrically connected universal torsion transmitter.
Fig. 2 is that a kind of underground use of the present invention can cross the schematic cross-sectional view for being electrically connected universal torsion transmitter.
Fig. 3 is that a kind of underground use of the present invention can cross the partial enlargement structural representation for being electrically connected universal torsion transmitter.
Fig. 4 is that a kind of underground use of the present invention can cross the partial enlargement structural representation for being electrically connected universal torsion transmitter.
In figure:
1- is universal to be scratched axis, 1.1- threading hole, 2- to scratch axis lower contact, 2.1- slurry channel, 2.2- wiring cavity, 3- wiring hole stifled
Head, 4- scratch axis lower contact attachment device, 5- bearing support transmission shaft, 6- scratch axis top connection, 7- scratch axis top connection connection dress
It sets, 8- rotor, 9- bushing, 10- universal shaft housing, 11- stator case, 12- conducting wire, 13- first scratch Simmer ring, a
14- plug sealing ring, 15- seal with buss circle a, 16- seal with buss circle b, 17- scratch axis lower contact sealing ring, 18- second is scratched
Simmer ring b, 19- scratch axis top connection sealing ring, 20- connector body, 21- connector pin, 22- connector base,
23- contact slip ring, 24 boss structures.
Specific embodiment
Technical scheme is described further with reference to the accompanying drawing.
As shown in Figs 1-4, a kind of underground of the present invention is electrically connected universal torsion transmitter with can cross, and the underground is electrically connected with can cross
The transmitting that universal torsion transmitter utilizes torque between two non-concentric rotational structures is connect, two non-concentric rotational structures are non-concentric
Movement by it is universal scratch axis and carry out universal torsion pass be converted to concentric motion, and in the device portion's setting wire guide realize two it is non-together
Heart rotational structure electricity and signal transmission.
According to the embodiment of the present disclosure, the underground includes universal scratching axis, scratching under axis with that can cross the universal torsion transmitter of electrical connection
Connector scratches axis lower contact attachment device, scratches axis top connection, scratches axis top connection attachment device and universal shaft housing；
Wherein, it is described scratch axis lower contact, it is universal scratch axis and scratch axis top connection be arranged inside the universal shaft housing, described ten thousand
It is connected respectively from the shell of different equipment to the both ends of shaft housing, it is described to scratch axis lower contact, universal scratch axis and scratch axis top connection
It is set gradually from left to right, the universal both ends for scratching axis are connect by scratching axis lower contact attachment device with axis top connection is scratched respectively
Device and scratch axis lower contact and scratch axis top connection realize connection；It is described scratch axis lower contact and scratch axis top connection be respectively necessary for electricity and letter
Number connection equipment connection.
According to the embodiment of the present disclosure, the underground with can cross the universal torsion transmitter of electrical connection it is universal scratch axis, scratch axis under connect
Head and the inside for scratching axis top connection are equipped with threading hole；
Described one end for scratching axis lower contact is connect with rotor, and the end for connecting with rotor one end is equipped with connector body, described
The other end and described universal one end for scratching axis for scratching axis lower contact are that elastic conjunction is connect, by scratching axis for transmit torque
Joint connection connection；
The universal other end for scratching axis is that elastic conjunction is connect with axis lower contact one end is scratched, by scratching axis for transmit torque
Lower contact attachment device scratches universal axis and links together with axis lower contact is scratched, and the other end and bearing support for scratching axis lower contact pass
Moving axis is connected by trapezoidal thread, and the contact of contact slip ring end face compresses, and realizes electrical connection and signal connection；
If described one end for scratching axis lower contact and bearing support transmission axis connection is equipped with dry mud hole, the mud hole and institute
State bearing support transmission shaft internal bearings support transmission shaft mud hole connection；
Positioned at the mud hole and it is described it is universal scratch axis and scratch axis lower contact described in scratching between axis lower contact junction be equipped with
Wiring cavity, the wiring cavity are worn with the universal threading hole scratched inside axis and the inside for scratching axis top connection respectively
The inlet of string holes connection, the wiring cavity is equipped with wiring hole plug and plug sealing ring.
According to the embodiment of the present disclosure, the end at the universal both ends for scratching axis is equipped with boss structure, the boss structure
It is upper by the first sealing ring a and to scratch axis lower contact and by the second sealing ring b and scratch to be formed between axis top connection and seal.
According to the embodiment of the present disclosure, the material scratched axis lower contact attachment device and scratch axis top connection attachment device is height
Intensity stainless steel, the diameter scratched axis lower contact attachment device and scratch axis top connection attachment device and required transmitting torque are big
It is small directly proportional.
According to the embodiment of the present disclosure, the underground further includes for preventing mud logical with that can cross the universal torsion transmitter of electrical connection
The bushing of the inner wall for the high velocity mud erosion bearing support transmission shaft that road flows through scratches axis lower contact and axis described in bushing setting
It holds between support transmission shaft, bushing and scratching is sealed between axis lower contact by seal with buss circle a, and bushing and bearing support are driven
It is sealed between axis by seal with buss circle b.
According to the embodiment of the present disclosure, the universal material for scratching axis is titanium alloy, and the universal axis of scratching is realized universal and passed
Torque delivery, scratching axis top connection and scratching axis lower contact center displacement is 0-7mm, and universal axis transmitting torque of scratching is 0-14000Nm.
According to the embodiment of the present disclosure, the lagging material is hard alloy.
Universal shaft housing 10 and axis top connection 6 is scratched, universal axis 1 scratched, scratches and form slurry channel, mud between axis lower contact 2
5 intermediate throughholes of bearing support transmission shaft are flowed by annular space at slurry channel 2.1 on scratching axis lower contact 2.
Universal shaft housing 10 is by bearing support transmission shaft 5, and the movement that rotor 8 is passed over is passed by bearing support
Moving axis 5 continues to transmit downwards, is eventually transferred to drill bit, forms drilling dynamics.
Universal axis 1 of scratching has certain flexibility, can be realized universal and transmits torque, scratches axis top connection 6 and scratch axis lower contact 2
Center displacement is 0-7mm, and the universal transmitting torque of axis 1 of scratching is 0-14000Nm, can according to different center displacements and transmitting torque demand
To change length, diameter and the material of scratching axis, diameter 60mm, length 1400mm, material therefor is that toughness and intensity are all non-
Often good titanium alloy.
Universal scratch is equipped with diameter for 6mm threading hole 1.1, for across a conducting wire among axis 1.
It is universal to scratch 1 one end of axis and connect with 6 elastic conjunction of axis top connection is scratched, it will be universal by scratching axis top connection attachment device 7
It scratches axis 1 and links together with axis top connection 6 is scratched, scratch axis top connection attachment device 7 for transmitting torque, scratch axis top connection connection dress
Set 7 diameter it is related to required transmitting torque, material use high-strength stainless steel.
The axis lower contact attachment device 4 and the axis lower contact attachment device 7 of scratching of scratching is pin.
The connection type of the other end for scratching axis lower contact and bearing support transmission shaft is trapezoidal thread.
The end at the universal both ends for scratching axis 1 is equipped with boss structure 24, passes through the first sealing ring b13 on the boss structure
With scratch axis lower contact 2 and by the second sealing ring b 18 and scratch between axis top connection 6 formed seal, prevent high-pressure slurry enter ten thousand
To scratching the intermediate cable-through hole of axis 1.
It scratches axis top connection 6 to connect with rotor 8 by taper thread, scratches 6 end of axis top connection by scratching axis top connection sealing ring
Sealing is formed between 20 and rotor 8.
It scratches and is equipped with 6mm through-hole among axis top connection 6, for across conducting wire.6 end of axis top connection is scratched equipped with connector body
20。
Connector base 22 is connected through a screw thread with rotor 8, and connector pin 21 is housed on connector base 22.
It scratches axis top connection 6 to connect with rotor 8 by taper thread, while connector pin 21 and scratching axis on connector base 22
Connector body 20 patches in top connection 6, realizes electricity and signal transmission.
It is universal to scratch 1 other end of axis and connect with 2 elastic conjunction of axis lower contact is scratched, by scratching axis lower contact attachment device 4 for ten thousand
It links together to axis 1 is scratched with axis lower contact 2 is scratched, scratches axis lower contact attachment device 4 for transmitting torque, scratch axis top connection connection
The diameter of device 4 is related to required transmitting torque, and material uses high-strength stainless steel.
Axis lower contact 2 is scratched equipped with slurry channel 2.1, mud by universal shaft housing 10 and is scratched into the ring between axis lower contact 2
Sky is introduced into the slurry channel at 5 center of bearing support transmission shaft.Slurry channel 2.1 is circumferential to be evenly distributed with the identical mud runner of four sizes
Hole.
It scratches axis lower contact 2 to connect with bearing support transmission shaft 5 by trapezoidal thread, scratches axis lower contact 2 and bearing support passes
It is sealed between moving axis 5 by scratching axis lower contact sealing ring 17.
It scratches between axis lower contact 2 and bearing support transmission shaft 5 equipped with bushing 9, bushing 9 and scratching passes through between axis lower contact 2
Seal with buss circle a 15 is sealed, and is sealed between bushing 9 and bearing support transmission shaft 5 by seal with buss circle b 16, is prevented high pressure
Slurry compounding scratches contact slip ring 23 between axis lower contact 2 and bearing support transmission shaft 5, and electrical connection and signal communication is caused to lose
Effect.
9 material of bushing is hard alloy, the high velocity mud erosion bearing support that main function prevents slurry channel 2.1 from flowing through
The inner wall of transmission shaft 5 improves the service life of bearing support transmission shaft 5.
After scratching that screw thread is tightened between axis lower contact 2 and bearing support transmission shaft 5,23 end face of contact slip ring contact pressure
Tightly, electricity and signal connection are realized.
Axis lower contact 2 is scratched equipped with wiring cavity 2.2, wiring and deposits line in terminating wire cavity 2.2, conducting wire is excessive by center
Onto the side wall for scratching axis lower contact 2, to realize that electricity and signal are connect with bearing support transmission shaft 5 by contact slip ring 23.
The wiring cavity 2.2 for scratching axis lower contact 2 scratches the conducting wire and the side wall for scratching axis lower contact 2 that 1 center of axis comes by universal
On the conducting wire that comes welded at wiring cavity 2.2, in the connector deposit wiring cavity 2.2 after welding, pass through wiring hole
Plug 3 is blocked, and wiring hole plug 3 is connected through a screw thread with axis lower contact 2 is scratched, and is sealed, is prevented by plug sealing ring 14
High-pressure slurry enters wiring cavity 2.2.
Conducting wire is introduced by rotor center, is connect by connector pin 21 with connector body 20, then by scratching on axis
6 central through hole of connector, universal 1 central through hole of axis of scratching reach the wiring cavity 2.2 for scratching axis lower contact 2, thus conducting wire is excessively arrived and scratched
On the side wall of axis lower contact 2, is realized and connected by contact slip ring 23 and bearing support transmission shaft 5, and along bearing support
Cable-through hole continues to transmit on the side wall of transmission shaft 5, to realize universal torsion transmitter electricity and signal transmission.
The sealing of whole device is all to be absolutely sealed, i.e., is all air in all cable-through holes, and sealing outside is high-pressure slurry.
Although having been presented for several embodiments of the present invention herein, it will be appreciated by those of skill in the art that
Without departing from the spirit of the invention, the embodiments herein can be changed.Above-described embodiment is only exemplary, no
It should be using the embodiments herein as the restriction of interest field of the present invention.
Claims (10)
1. a kind of underground is with can cross the universal torsion transmitter of electrical connection, which is characterized in that the universal torsion transmitter is non-using two
The non-concentric movement of two non-concentric rotational structures is carried out ten thousand by universal axis of scratching by the transmitting of torque between Concentric rotation structure
It is converted to concentric motion to torsion pass, and setting wire guide in portion's realizes the electrical connection and letter of two non-concentric rotational structures in the device
Number transmission.
2. underground according to claim 1 is with can cross the universal torsion transmitter of electrical connection, which is characterized in that the underground is with can
Crossing and being electrically connected universal torsion transmitter includes universal scratching axis, scratching axis lower contact, scratch axis lower contact attachment device, scratch axis top connection, scratch
Axis top connection attachment device and universal shaft housing；
Wherein, it is described scratch axis lower contact, it is universal scratch axis and scratch axis top connection be arranged inside the universal shaft housing, described ten thousand
It is connect respectively with the shell of two non-concentric rotational structures to the both ends of shaft housing, it is described to scratch axis lower contact, universal scratch axis and scratch
Axis top connection is set gradually from left to right, and the universal both ends for scratching axis are respectively by scratching axis lower contact attachment device and scratching on axis
Joint connection and scratch axis lower contact and scratch axis top connection realize connection；It is described scratch axis lower contact and scratch axis top connection respectively with
Need to realize two non-concentric rotational structure equipment connections of electricity and signal transmitting.
3. underground according to claim 2 is with can cross the universal torsion transmitter of electrical connection, which is characterized in that the underground is with can
It crosses and is electrically connected the universal inside for scratching axis, scratching axis lower contact and scratching axis top connection of universal torsion transmitter and is equipped with threading hole；
Described one end for scratching axis lower contact is connect with rotor, and the end for connecting with rotor one end is equipped with connector body, described
The other end and described universal one end for scratching axis for scratching axis lower contact are that elastic conjunction is connect, by scratching axis for transmit torque
Joint connection connection；
The universal other end for scratching axis is that elastic conjunction is connect with axis lower contact one end is scratched, by scratching axis for transmit torque
Lower contact attachment device scratches universal axis and links together with axis lower contact is scratched, and the other end and bearing support for scratching axis lower contact pass
Moving axis connection, and the contact of contact slip ring end face compresses, and realizes electricity and signal connection；
If described one end for scratching axis lower contact and bearing support transmission axis connection is equipped with dry mud hole, the mud hole and institute
State bearing support transmission shaft internal bearings support transmission shaft mud hole connection；
Positioned at the mud hole and it is described it is universal scratch axis and scratch axis lower contact described in scratching between axis lower contact junction be equipped with
Wiring cavity, the wiring cavity are worn with the universal threading hole scratched inside axis and the inside for scratching axis top connection respectively
The inlet of string holes connection, the wiring cavity is equipped with wiring hole plug and plug sealing ring.
4. underground according to claim 1 is with can cross the universal torsion transmitter of electrical connection, which is characterized in that described universal to scratch axis
The end at both ends be equipped with boss structure, by the first sealing ring a and scratch axis lower contact and by the on the boss structure
Two sealing ring b and scratch between axis top connection formed seal.
5. underground according to claim 2 or 3 is with can cross the universal torsion transmitter of electrical connection, which is characterized in that described to scratch axis
Lower contact attachment device and the material for scratching axis top connection attachment device are high-strength stainless steel, described to scratch axis lower contact attachment device
It is directly proportional to required transmitting torque with the diameter for scratching axis top connection attachment device.
6. underground described in -5 any one is with can cross the universal torsion transmitter of electrical connection according to claim 1, which is characterized in that institute
It further includes the high velocity mud erosion bearing branch for preventing slurry channel from flowing through that underground, which is stated, with that can cross the universal torsion transmitter of electrical connection
Support the bushing of the inner wall of transmission shaft, scratched between axis lower contact and bearing support transmission shaft described in bushing setting, bushing with scratch
It is sealed between axis lower contact by seal with buss circle a, is sealed between bushing and bearing support transmission shaft by seal with buss circle b,
It prevents slurry compounding from scratching contact slip ring between axis lower contact and bearing support transmission shaft, electrical connection and signal communication is caused to lose
Effect.
7. underground according to claim 2 or 3 is with can cross the universal torsion transmitter of electrical connection, which is characterized in that described universal
The material for scratching axis is titanium alloy, and the universal axis of scratching is realized universal and transmits torque, scratches axis top connection and scratches axis lower contact bias
Displacement is 0-7mm, and universal axis transmitting torque of scratching is 0-14000Nm.
8. underground according to claim 6 is with can cross the universal torsion transmitter of electrical connection, which is characterized in that the material of the bushing
Material is hard alloy.
9. underground according to claim 3 is with can cross the universal torsion transmitter of electrical connection, which is characterized in that described scratch connects on axis
The end is sealed by scratching to be formed between axis top connection sealing ring and rotor.
10. underground according to claim 3 is with can cross the universal torsion transmitter of electrical connection, which is characterized in that described to scratch under axis
By scratching the sealing of axis lower contact sealing ring between connector and bearing support transmission shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910446856.4A CN110130840B (en) | 2019-05-27 | 2019-05-27 | Underground electric connection-available universal torque transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910446856.4A CN110130840B (en) | 2019-05-27 | 2019-05-27 | Underground electric connection-available universal torque transmission device |
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| Publication Number | Publication Date |
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| CN110130840A true CN110130840A (en) | 2019-08-16 |
| CN110130840B CN110130840B (en) | 2020-06-12 |
Family
ID=67582047
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910446856.4A Active CN110130840B (en) | 2019-05-27 | 2019-05-27 | Underground electric connection-available universal torque transmission device |
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Cited By (3)
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| CN112523700A (en) * | 2020-11-30 | 2021-03-19 | 中国石油天然气集团有限公司 | Wire passing universal shaft assembly and wire passing method |
| CN112523682A (en) * | 2020-11-30 | 2021-03-19 | 中国石油天然气集团有限公司 | Thread-passing screw drill and thread-passing method |
| CN112523679A (en) * | 2020-11-30 | 2021-03-19 | 中国石油天然气集团有限公司 | Wire passing transmission shaft assembly and wire passing method |
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| CN109326938A (en) * | 2018-08-24 | 2019-02-12 | 中国科学院地质与地球物理研究所 | One kind is with brill instrument conducting slip ring device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112523700A (en) * | 2020-11-30 | 2021-03-19 | 中国石油天然气集团有限公司 | Wire passing universal shaft assembly and wire passing method |
| CN112523682A (en) * | 2020-11-30 | 2021-03-19 | 中国石油天然气集团有限公司 | Thread-passing screw drill and thread-passing method |
| CN112523679A (en) * | 2020-11-30 | 2021-03-19 | 中国石油天然气集团有限公司 | Wire passing transmission shaft assembly and wire passing method |
| CN112523682B (en) * | 2020-11-30 | 2022-07-19 | 中国石油天然气集团有限公司 | Thread-passing screw drill and thread-passing method |
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| CN110130840B (en) | 2020-06-12 |
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